| US5144248A
              (en)
            
            * | 1989-05-22 | 1992-09-01 | Alexander Manufacturing Company | Method and apparatus for measuring the voltage and charge of a battery | 
        
          | US5287286A
              (en)
            
            * | 1989-07-31 | 1994-02-15 | Kabushiki Kaisha Toshiba | Low-battery state detecting system and method for detecting the residual capacity of a battery from the variation in battery voltage | 
        
          | DE69025868T2
              (de)
            
            * | 1989-12-11 | 1996-09-05 | Canon Kk | Ladegerät | 
        
          | JPH03245180A
              (ja)
            
            * | 1990-02-23 | 1991-10-31 | Toshiba Corp | パネルディスプレイの輝度制御装置 | 
        
          | GB9006919D0
              (en)
            
            * | 1990-03-28 | 1990-05-23 | Panther Giles | Paging receiver | 
        
          | US5363312A
              (en)
            
            * | 1990-03-30 | 1994-11-08 | Kabushiki Kaisha Toshiba | Method and apparatus for battery control | 
        
          | US5061898A
              (en)
            
            * | 1990-08-13 | 1991-10-29 | Oram James W | Battery evaluation test system | 
        
          | US5432429A
              (en)
            
            * | 1990-10-23 | 1995-07-11 | Benchmarq Microelectronics, Inc. | System for charging/monitoring batteries for a microprocessor based system | 
        
          | US6377028B1
              (en) | 1990-10-23 | 2002-04-23 | Texas Instruments Incorporated | System for charging monitoring batteries for a microprocessor based method | 
        
          | FR2685780B1
              (fr)
            
            * | 1991-12-27 | 1996-06-14 | Alsthom Cge Alcatel | Procede de mesure de l'etat de charge d'un generateur electro-chimique et dispositif mettant en óoeuvre ce procede. | 
        
          | US5381096A
              (en)
            
            * | 1992-04-09 | 1995-01-10 | Hirzel; Edgar A. | Method and apparatus for measuring the state-of-charge of a battery system | 
        
          | US5440221A
              (en)
            
            * | 1992-07-08 | 1995-08-08 | Benchmarg Microelectronics, Inc. | Method and apparatus for monitoring batttery capacity with charge control | 
        
          | US5357203A
              (en)
            
            * | 1992-07-08 | 1994-10-18 | Benchmarq Microelectronics, Inc. | Battery monitoring circuit for operating with high battery discharge rates | 
        
          | US5284719A
              (en)
            
            * | 1992-07-08 | 1994-02-08 | Benchmarq Microelectronics, Inc. | Method and apparatus for monitoring battery capacity | 
        
          | US5539318A
              (en)
            
            * | 1992-07-16 | 1996-07-23 | Toyota Jidosha Kabushiki Kaisha | Residual capacity meter for electric car battery | 
        
          | US5315287A
              (en)
            
            * | 1993-01-13 | 1994-05-24 | David Sol | Energy monitoring system for recreational vehicles and marine vessels | 
        
          | JPH0720216A
              (ja)
            
            * | 1993-06-30 | 1995-01-24 | Honda Motor Co Ltd | バッテリの残容量推定方法 | 
        
          | JPH07218562A
              (ja)
            
            * | 1994-01-31 | 1995-08-18 | Nec Corp | 電源装置 | 
        
          | US5583413A
              (en)
            
            * | 1994-09-06 | 1996-12-10 | Cruising Equipment, Inc. | Power conversion equipment monitor/controller method and apparatus | 
        
          | US5698983A
              (en)
            
            * | 1995-04-07 | 1997-12-16 | Yazaki Corporation | Method and apparatus for measuring and displaying remaining battery capacity as a two dimensional dot curve | 
        
          | JP3164998B2
              (ja)
            
            * | 1995-04-07 | 2001-05-14 | 矢崎総業株式会社 | 電池残存容量測定装置 | 
        
          | US5705929A
              (en)
            
            * | 1995-05-23 | 1998-01-06 | Fibercorp. Inc. | Battery capacity monitoring system | 
        
          | JP3540437B2
              (ja)
            
            * | 1995-06-05 | 2004-07-07 | 本田技研工業株式会社 | 電池状態判別装置 | 
        
          | JP3200339B2
              (ja)
            
            * | 1995-09-01 | 2001-08-20 | 矢崎総業株式会社 | 電池残存容量測定装置 | 
        
          | JP3162964B2
              (ja)
            
            * | 1995-09-01 | 2001-05-08 | 矢崎総業株式会社 | 電池残存容量測定装置 | 
        
          | JP3079022B2
              (ja)
            
            * | 1995-10-30 | 2000-08-21 | 矢崎総業株式会社 | 電池残存容量測定装置 | 
        
          | US5656919A
              (en)
            
            * | 1995-11-14 | 1997-08-12 | Cruising Equipment, Inc. | Accurate battery state-of-charge monitoring and indicating apparatus and method | 
        
          | US6990422B2
              (en)
            
            * | 1996-03-27 | 2006-01-24 | World Energy Labs (2), Inc. | Method of analyzing the time-varying electrical response of a stimulated target substance | 
        
          | US20060190204A1
              (en)
            
            * | 1996-03-27 | 2006-08-24 | Mchardy John | Analyzing the response of an electrochemical system to a time-varying electrical stimulation | 
        
          | US20030206021A1
              (en)
            
            * | 1997-07-25 | 2003-11-06 | Laletin William H. | Method and apparatus for measuring and analyzing electrical or electrochemical systems | 
        
          | JP3251502B2
              (ja)
            
            * | 1996-06-27 | 2002-01-28 | 矢崎総業株式会社 | 電気自動車の電池残存容量測定装置 | 
        
          | US7003410B2
              (en) | 1996-07-29 | 2006-02-21 | Midtronics, Inc. | Electronic battery tester with relative test output | 
        
          | US6885195B2
              (en) | 1996-07-29 | 2005-04-26 | Midtronics, Inc. | Method and apparatus for auditing a battery test | 
        
          | US8872517B2
              (en) | 1996-07-29 | 2014-10-28 | Midtronics, Inc. | Electronic battery tester with battery age input | 
        
          | US6445158B1
              (en) | 1996-07-29 | 2002-09-03 | Midtronics, Inc. | Vehicle electrical system tester with encoded output | 
        
          | US6850037B2
              (en) | 1997-11-03 | 2005-02-01 | Midtronics, Inc. | In-vehicle battery monitor | 
        
          | US6566883B1
              (en) | 1999-11-01 | 2003-05-20 | Midtronics, Inc. | Electronic battery tester | 
        
          | US6633165B2
              (en) | 1997-11-03 | 2003-10-14 | Midtronics, Inc. | In-vehicle battery monitor | 
        
          | US7246015B2
              (en)
            
            * | 1996-07-29 | 2007-07-17 | Midtronics, Inc. | Alternator tester | 
        
          | US6351102B1
              (en) | 1999-04-16 | 2002-02-26 | Midtronics, Inc. | Automotive battery charging system tester | 
        
          | US6331762B1
              (en) | 1997-11-03 | 2001-12-18 | Midtronics, Inc. | Energy management system for automotive vehicle | 
        
          | US8198900B2
              (en) | 1996-07-29 | 2012-06-12 | Midtronics, Inc. | Automotive battery charging system tester | 
        
          | US6914413B2
              (en) | 1996-07-29 | 2005-07-05 | Midtronics, Inc. | Alternator tester with encoded output | 
        
          | US6081098A
              (en)
            
            * | 1997-11-03 | 2000-06-27 | Midtronics, Inc. | Method and apparatus for charging a battery | 
        
          | US7706991B2
              (en) | 1996-07-29 | 2010-04-27 | Midtronics, Inc. | Alternator tester | 
        
          | US6329793B1
              (en) | 1996-07-29 | 2001-12-11 | Midtronics, Inc. | Method and apparatus for charging a battery | 
        
          | US6051976A
              (en)
            
            * | 1996-07-29 | 2000-04-18 | Midtronics, Inc. | Method and apparatus for auditing a battery test | 
        
          | US6332113B1
              (en) | 1996-10-07 | 2001-12-18 | Midtronics, Inc. | Electronic battery tester | 
        
          | US5914605A
              (en) | 1997-01-13 | 1999-06-22 | Midtronics, Inc. | Electronic battery tester | 
        
          | US7688074B2
              (en) | 1997-11-03 | 2010-03-30 | Midtronics, Inc. | Energy management system for automotive vehicle | 
        
          | US7126341B2
              (en) | 1997-11-03 | 2006-10-24 | Midtronics, Inc. | Automotive vehicle electrical system diagnostic device | 
        
          | US6871151B2
              (en) | 1997-11-03 | 2005-03-22 | Midtronics, Inc. | Electronic battery tester with network communication | 
        
          | US6930485B2
              (en) | 2002-03-14 | 2005-08-16 | Midtronics, Inc. | Electronic battery tester with battery failure temperature determination | 
        
          | US6586941B2
              (en) | 2000-03-27 | 2003-07-01 | Midtronics, Inc. | Battery tester with databus | 
        
          | US8958998B2
              (en) | 1997-11-03 | 2015-02-17 | Midtronics, Inc. | Electronic battery tester with network communication | 
        
          | US7705602B2
              (en) | 1997-11-03 | 2010-04-27 | Midtronics, Inc. | Automotive vehicle electrical system diagnostic device | 
        
          | US7774151B2
              (en) | 1997-11-03 | 2010-08-10 | Midtronics, Inc. | Wireless battery monitor | 
        
          | US6172505B1
              (en) | 1998-04-27 | 2001-01-09 | Midtronics, Inc. | Electronic battery tester | 
        
          | EP1032955A4
              (en) | 1998-07-27 | 2002-08-07 | Gnb Technologies | DEVICE AND METHOD FOR PERFORMING DIAGNOSTIC TESTS ON BATTERIES AND FOR FAST CHARGING BATTERIES | 
        
          | US6037777A
              (en) | 1998-09-11 | 2000-03-14 | Champlin; Keith S. | Method and apparatus for determining battery properties from complex impedance/admittance | 
        
          | US6294896B1
              (en) | 1998-09-11 | 2001-09-25 | Keith S. Champlin | Method and apparatus for measuring complex self-immitance of a general electrical element | 
        
          | US6002238A
              (en) | 1998-09-11 | 1999-12-14 | Champlin; Keith S. | Method and apparatus for measuring complex impedance of cells and batteries | 
        
          | US6262563B1
              (en) | 1998-09-11 | 2001-07-17 | Keith S. Champlin | Method and apparatus for measuring complex admittance of cells and batteries | 
        
          | US7505856B2
              (en) | 1999-04-08 | 2009-03-17 | Midtronics, Inc. | Battery test module | 
        
          | AU4333000A
              (en) | 1999-04-08 | 2000-11-14 | Midtronics, Inc. | Electronic battery tester | 
        
          | US6795782B2
              (en) | 1999-04-08 | 2004-09-21 | Midtronics, Inc. | Battery test module | 
        
          | US7058525B2
              (en) | 1999-04-08 | 2006-06-06 | Midtronics, Inc. | Battery test module | 
        
          | US7039533B2
              (en) | 1999-04-08 | 2006-05-02 | Midtronics, Inc. | Battery test module | 
        
          | US6456045B1
              (en) | 1999-04-16 | 2002-09-24 | Midtronics, Inc. | Integrated conductance and load test based electronic battery tester | 
        
          | US6359441B1
              (en) | 1999-04-30 | 2002-03-19 | Midtronics, Inc. | Electronic battery tester | 
        
          | US6316914B1
              (en) | 1999-05-05 | 2001-11-13 | Midtronics, Inc. | Testing parallel strings of storage batteries | 
        
          | US6441585B1
              (en) | 1999-06-16 | 2002-08-27 | Midtronics, Inc. | Apparatus and method for testing rechargeable energy storage batteries | 
        
          | US6313607B1
              (en) | 1999-09-01 | 2001-11-06 | Keith S. Champlin | Method and apparatus for evaluating stored charge in an electrochemical cell or battery | 
        
          | US6737831B2
              (en) | 1999-09-01 | 2004-05-18 | Keith S. Champlin | Method and apparatus using a circuit model to evaluate cell/battery parameters | 
        
          | US6137269A
              (en)
            
            * | 1999-09-01 | 2000-10-24 | Champlin; Keith S. | Method and apparatus for electronically evaluating the internal temperature of an electrochemical cell or battery | 
        
          | US6249124B1
              (en) | 1999-11-01 | 2001-06-19 | Midtronics, Inc. | Electronic battery tester with internal battery | 
        
          | US6363303B1
              (en) | 1999-11-01 | 2002-03-26 | Midtronics, Inc. | Alternator diagnostic system | 
        
          | US6163156A
              (en)
            
            * | 1999-11-01 | 2000-12-19 | Midtronics, Inc. | Electrical connection for electronic battery tester | 
        
          | US6466025B1
              (en) | 2000-01-13 | 2002-10-15 | Midtronics, Inc. | Alternator tester | 
        
          | US6225808B1
              (en) | 2000-02-25 | 2001-05-01 | Midtronics, Inc. | Test counter for electronic battery tester | 
        
          | US6967484B2
              (en) | 2000-03-27 | 2005-11-22 | Midtronics, Inc. | Electronic battery tester with automotive scan tool communication | 
        
          | US7446536B2
              (en)
            
            * | 2000-03-27 | 2008-11-04 | Midtronics, Inc. | Scan tool for electronic battery tester | 
        
          | US7598744B2
              (en) | 2000-03-27 | 2009-10-06 | Midtronics, Inc. | Scan tool for electronic battery tester | 
        
          | US6759849B2
              (en) | 2000-03-27 | 2004-07-06 | Kevin I. Bertness | Battery tester configured to receive a removable digital module | 
        
          | US8513949B2
              (en) | 2000-03-27 | 2013-08-20 | Midtronics, Inc. | Electronic battery tester or charger with databus connection | 
        
          | US7398176B2
              (en) | 2000-03-27 | 2008-07-08 | Midtronics, Inc. | Battery testers with secondary functionality | 
        
          | US7598743B2
              (en) | 2000-03-27 | 2009-10-06 | Midtronics, Inc. | Battery maintenance device having databus connection | 
        
          | US6304087B1
              (en) | 2000-09-05 | 2001-10-16 | Midtronics, Inc. | Apparatus for calibrating electronic battery tester | 
        
          | US6906523B2
              (en) | 2000-09-14 | 2005-06-14 | Midtronics, Inc. | Method and apparatus for testing cells and batteries embedded in series/parallel systems | 
        
          | US6417669B1
              (en) | 2001-06-11 | 2002-07-09 | Keith S. Champlin | Suppressing interference in AC measurements of cells, batteries and other electrical elements | 
        
          | US7479763B2
              (en) | 2001-06-22 | 2009-01-20 | Midtronics, Inc. | Apparatus and method for counteracting self discharge in a storage battery | 
        
          | US7501795B2
              (en) | 2001-06-22 | 2009-03-10 | Midtronics Inc. | Battery charger with booster pack | 
        
          | US7015674B2
              (en) | 2001-06-22 | 2006-03-21 | Midtronics, Inc. | Booster pack with storage capacitor | 
        
          | US6788025B2
              (en) | 2001-06-22 | 2004-09-07 | Midtronics, Inc. | Battery charger with booster pack | 
        
          | US6544078B2
              (en) | 2001-07-18 | 2003-04-08 | Midtronics, Inc. | Battery clamp with integrated current sensor | 
        
          | US6469511B1
              (en) | 2001-07-18 | 2002-10-22 | Midtronics, Inc. | Battery clamp with embedded environment sensor | 
        
          | US6466026B1
              (en) | 2001-10-12 | 2002-10-15 | Keith S. Champlin | Programmable current exciter for measuring AC immittance of cells and batteries | 
        
          | US6941234B2
              (en) | 2001-10-17 | 2005-09-06 | Midtronics, Inc. | Query based electronic battery tester | 
        
          | US7198510B2
              (en) | 2001-11-14 | 2007-04-03 | Midtronics, Inc. | Kelvin connector for a battery post | 
        
          | US6696819B2
              (en) | 2002-01-08 | 2004-02-24 | Midtronics, Inc. | Battery charge control device | 
        
          | US6906522B2
              (en)
            
            * | 2002-03-29 | 2005-06-14 | Midtronics, Inc. | Battery tester with battery replacement output | 
        
          | US7081755B2
              (en)
            
            * | 2002-09-05 | 2006-07-25 | Midtronics, Inc. | Battery tester capable of predicting a discharge voltage/discharge current of a battery | 
        
          | US7723993B2
              (en) | 2002-09-05 | 2010-05-25 | Midtronics, Inc. | Electronic battery tester configured to predict a load test result based on open circuit voltage, temperature, cranking size rating, and a dynamic parameter | 
        
          | US7012433B2
              (en) | 2002-09-18 | 2006-03-14 | Midtronics, Inc. | Battery tester upgrade using software key | 
        
          | US6781382B2
              (en) | 2002-12-05 | 2004-08-24 | Midtronics, Inc. | Electronic battery tester | 
        
          | DE10394007T5
              (de) | 2002-12-31 | 2006-02-02 | Midtronics, Inc., Willowbrook | Vorrichtung und Verfahren zum Vorhersagen der verbleibenden Entladezeit einer Batterie | 
        
          | US6888468B2
              (en) | 2003-01-22 | 2005-05-03 | Midtronics, Inc. | Apparatus and method for protecting a battery from overdischarge | 
        
          | US6891378B2
              (en) | 2003-03-25 | 2005-05-10 | Midtronics, Inc. | Electronic battery tester | 
        
          | US7253680B2
              (en)
            
            * | 2003-05-21 | 2007-08-07 | World Energy Labs (2), Inc. | Amplifier system with current-mode servo feedback | 
        
          | US7408358B2
              (en) | 2003-06-16 | 2008-08-05 | Midtronics, Inc. | Electronic battery tester having a user interface to configure a printer | 
        
          | US6913483B2
              (en) | 2003-06-23 | 2005-07-05 | Midtronics, Inc. | Cable for electronic battery tester | 
        
          | US7482784B2
              (en)
            
            * | 2003-07-15 | 2009-01-27 | Panasonic Corporation | Degradation judgment circuit for secondary battery | 
        
          | US7319304B2
              (en) | 2003-07-25 | 2008-01-15 | Midtronics, Inc. | Shunt connection to a PCB of an energy management system employed in an automotive vehicle | 
        
          | US9255955B2
              (en) | 2003-09-05 | 2016-02-09 | Midtronics, Inc. | Method and apparatus for measuring a parameter of a vehicle electrical system | 
        
          | US8164343B2
              (en) | 2003-09-05 | 2012-04-24 | Midtronics, Inc. | Method and apparatus for measuring a parameter of a vehicle electrical system | 
        
          | US7154276B2
              (en) | 2003-09-05 | 2006-12-26 | Midtronics, Inc. | Method and apparatus for measuring a parameter of a vehicle electrical system | 
        
          | US9018958B2
              (en) | 2003-09-05 | 2015-04-28 | Midtronics, Inc. | Method and apparatus for measuring a parameter of a vehicle electrical system | 
        
          | US6919725B2
              (en) | 2003-10-03 | 2005-07-19 | Midtronics, Inc. | Electronic battery tester/charger with integrated battery cell temperature measurement device | 
        
          | US7977914B2
              (en) | 2003-10-08 | 2011-07-12 | Midtronics, Inc. | Battery maintenance tool with probe light | 
        
          | US20050077904A1
              (en)
            
            * | 2003-10-08 | 2005-04-14 | Midtronics, Inc. | Electronic battery tester with probe light | 
        
          | US7116109B2
              (en) | 2003-11-11 | 2006-10-03 | Midtronics, Inc. | Apparatus and method for simulating a battery tester with a fixed resistance load | 
        
          | US7595643B2
              (en) | 2003-11-11 | 2009-09-29 | Midtronics, Inc. | Apparatus and method for simulating a battery tester with a fixed resistance load | 
        
          | US7598699B2
              (en) | 2004-02-20 | 2009-10-06 | Midtronics, Inc. | Replaceable clamp for electronic battery tester | 
        
          | US7119686B2
              (en) | 2004-04-13 | 2006-10-10 | Midtronics, Inc. | Theft prevention device for automotive vehicle service centers | 
        
          | US7777612B2
              (en) | 2004-04-13 | 2010-08-17 | Midtronics, Inc. | Theft prevention device for automotive vehicle service centers | 
        
          | US7642786B2
              (en) | 2004-06-01 | 2010-01-05 | Midtronics, Inc. | Battery tester capable of identifying faulty battery post adapters | 
        
          | US7772850B2
              (en) | 2004-07-12 | 2010-08-10 | Midtronics, Inc. | Wireless battery tester with information encryption means | 
        
          | US7106070B2
              (en) | 2004-07-22 | 2006-09-12 | Midtronics, Inc. | Broad-band low-inductance cables for making Kelvin connections to electrochemical cells and batteries | 
        
          | US8344685B2
              (en) | 2004-08-20 | 2013-01-01 | Midtronics, Inc. | System for automatically gathering battery information | 
        
          | US8442877B2
              (en) | 2004-08-20 | 2013-05-14 | Midtronics, Inc. | Simplification of inventory management | 
        
          | US8436619B2
              (en) | 2004-08-20 | 2013-05-07 | Midtronics, Inc. | Integrated tag reader and environment sensor | 
        
          | US9496720B2
              (en) | 2004-08-20 | 2016-11-15 | Midtronics, Inc. | System for automatically gathering battery information | 
        
          | DE102005035416A1
              (de)
            
            * | 2004-10-05 | 2006-04-06 | Robert Bosch Gmbh | Verfahren zur Rekonstruktion eines elektrischen Signals | 
        
          | US7710119B2
              (en) | 2004-12-09 | 2010-05-04 | Midtronics, Inc. | Battery tester that calculates its own reference values | 
        
          | US7545146B2
              (en) | 2004-12-09 | 2009-06-09 | Midtronics, Inc. | Apparatus and method for predicting battery capacity and fitness for service from a battery dynamic parameter and a recovery voltage differential | 
        
          | US7498767B2
              (en) | 2005-02-16 | 2009-03-03 | Midtronics, Inc. | Centralized data storage of condition of a storage battery at its point of sale | 
        
          | US7791348B2
              (en) | 2007-02-27 | 2010-09-07 | Midtronics, Inc. | Battery tester with promotion feature to promote use of the battery tester by providing the user with codes having redeemable value | 
        
          | US7808375B2
              (en) | 2007-04-16 | 2010-10-05 | Midtronics, Inc. | Battery run down indicator | 
        
          | US9274157B2
              (en) | 2007-07-17 | 2016-03-01 | Midtronics, Inc. | Battery tester for electric vehicle | 
        
          | GB2463829B
              (en) | 2007-07-17 | 2012-11-21 | Midtronics Inc | Battery tester for electric vehicle | 
        
          | US8203345B2
              (en) | 2007-12-06 | 2012-06-19 | Midtronics, Inc. | Storage battery and battery tester | 
        
          | CN101783518A
              (zh)
            
            * | 2009-01-16 | 2010-07-21 | 比亚迪股份有限公司 | 一种电池管理器及使用方法 | 
        
          | US9588185B2
              (en) | 2010-02-25 | 2017-03-07 | Keith S. Champlin | Method and apparatus for detecting cell deterioration in an electrochemical cell or battery | 
        
          | WO2011109343A2
              (en) | 2010-03-03 | 2011-09-09 | Midtronics, Inc. | Monitor for front terminal batteries | 
        
          | US9229062B2
              (en) | 2010-05-27 | 2016-01-05 | Midtronics, Inc. | Electronic storage battery diagnostic system | 
        
          | US8738309B2
              (en) | 2010-09-30 | 2014-05-27 | Midtronics, Inc. | Battery pack maintenance for electric vehicles | 
        
          | US20110300416A1
              (en) | 2010-06-03 | 2011-12-08 | Bertness Kevin I | Battery pack maintenance for electric vehicle | 
        
          | US11740294B2
              (en) | 2010-06-03 | 2023-08-29 | Midtronics, Inc. | High use battery pack maintenance | 
        
          | US10046649B2
              (en) | 2012-06-28 | 2018-08-14 | Midtronics, Inc. | Hybrid and electric vehicle battery pack maintenance device | 
        
          | US9419311B2
              (en) | 2010-06-18 | 2016-08-16 | Midtronics, Inc. | Battery maintenance device with thermal buffer | 
        
          | US9201120B2
              (en) | 2010-08-12 | 2015-12-01 | Midtronics, Inc. | Electronic battery tester for testing storage battery | 
        
          | WO2013070850A2
              (en) | 2011-11-10 | 2013-05-16 | Midtronics, Inc. | Battery pack tester | 
        
          | US9851411B2
              (en) | 2012-06-28 | 2017-12-26 | Keith S. Champlin | Suppressing HF cable oscillations during dynamic measurements of cells and batteries | 
        
          | US11325479B2
              (en) | 2012-06-28 | 2022-05-10 | Midtronics, Inc. | Hybrid and electric vehicle battery maintenance device | 
        
          | US9244100B2
              (en) | 2013-03-15 | 2016-01-26 | Midtronics, Inc. | Current clamp with jaw closure detection | 
        
          | US9312575B2
              (en) | 2013-05-16 | 2016-04-12 | Midtronics, Inc. | Battery testing system and method | 
        
          | US10843574B2
              (en) | 2013-12-12 | 2020-11-24 | Midtronics, Inc. | Calibration and programming of in-vehicle battery sensors | 
        
          | EP2897229A1
              (en) | 2014-01-16 | 2015-07-22 | Midtronics, Inc. | Battery clamp with endoskeleton design | 
        
          | US10473555B2
              (en) | 2014-07-14 | 2019-11-12 | Midtronics, Inc. | Automotive maintenance system | 
        
          | US10222397B2
              (en) | 2014-09-26 | 2019-03-05 | Midtronics, Inc. | Cable connector for electronic battery tester | 
        
          | WO2016123075A1
              (en) | 2015-01-26 | 2016-08-04 | Midtronics, Inc. | Alternator tester | 
        
          | US9635471B2
              (en) | 2015-06-08 | 2017-04-25 | Starkey Laboratories, Inc | Systems and methods for new battery identification and derived battery capacity | 
        
          | US9966676B2
              (en) | 2015-09-28 | 2018-05-08 | Midtronics, Inc. | Kelvin connector adapter for storage battery | 
        
          | US10608353B2
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          | US11513160B2
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              (en) | 2022-05-09 | 2025-08-19 | Midtronics, Inc. | Electronic battery tester |